#pragma once
#include <iostream>
#include <pthread.h>

namespace MutexModule
{
    class Mutex
    {
        public:
        Mutex()
        {
            pthread_mutex_init(&_mutex,nullptr);
        }

        void Lock()
        {
            int n=pthread_mutex_lock(&_mutex);
            (void)n;
        }

        void Unlock()
        {
            int n=pthread_mutex_unlock(&_mutex);
            (void)n;
        }

        pthread_mutex_t *Get()
        {
            return &_mutex;
        }
        ~Mutex()
        {
            pthread_mutex_destroy(&_mutex);
        }
        private:
             pthread_mutex_t _mutex;
    };

    class LockGuard //RAII风格的锁
    {
        public:
            LockGuard(Mutex &mutex):_mutex(mutex)
            {
                _mutex.Lock();
            }

            ~LockGuard()
            {
                _mutex.Unlock();
            }      
        private:
        Mutex &_mutex;
    };
}